<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>
<body>
    <!-- 事件处理 -->
    <div id="app">
        <button @click="counter +=1">{{counter}}</button>
        <button v-on:click ="ck">{{message}}</button>
        <button @click="say('hi')">内联处理器的方法</button>

    </div>
    <script>
        //创建Vue的对象
        let vm = new Vue({
            el:"#app",
            data:{
                message:'hello',
                counter:0,
                test:''
            },
            //在'methods'对象中定义方法
            methods:{
                ck(){
                    this.message = this.message+'vue!!!'
                }

            },
        })
    </script>
</body>
</html>